1. Hiroya Kinoshita, National Cancer Center Hospital East, Chiba; Isseki Maeda, Osaka University Graduate School of Medicine, Osaka; Tatsuya Morita, Seirei Mikatahara General Hospital; Akemi Yamagishi, Hamamatsu University School of Medicine, Shizuoka; Mitsunori Miyashita and Takuhiro Yamaguchi, Tohoku University Graduate School of Medicine, Miyagi; Yutaka Shirahige, Shirahige Clinic, Nagasaki; Toru Takebayashi, Keio University School of Medicine; Ayumi Igarashi, Graduate School of Medicine, The University...